Spire Global, Inc. (SPIR) shareholders
SPIRNYSECommunications Services, NECFiscal year ends December 31
$9.21−0.07 (-0.75%)
Close on Nov 13, 2026Market cap $374.13MP/E 6.2Yield –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
53.7%
22M of 41M shares
Institutional holders
130
44 new, 21 sold out
Net institutional buying
9M
In Q2 2026
Insider trades, 12 months
0 buys · 29 sales
Net sold $4.00M
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| BlackRock, Inc. | 2,531,220 | 6.50% | 13G (passive) amendment | Jun 30, 2026 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of SPIR | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| 325 Capital LLC | 2,966,932 | 7.30% | $55.18M | +1,091,932 | 13.16% |
| BlackRock, Inc. | 2,583,509 | 6.36% | $48.05M | +846,050 | 0.00% |
| State Street Corp | 1,581,409 | 3.89% | $29.41M | +1,006,355 | 0.00% |
| Vanguard Capital Management LLC | 1,485,753 | 3.66% | $27.64M | +341,239 | 0.00% |
| Van Eck Associates Corp | 1,406,777 | 3.46% | $26.17M | New | 0.02% |
| Science & Technology Partners, L.P. | 1,157,389 | 2.85% | $21.53M | New | 3.63% |
| Geode Capital Management, LLC | 828,661 | 2.04% | $15.42M | +111,427 | 0.00% |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 681,204 | 1.68% | $12.67M | New | 0.01% |
| Royce & Associates LP | 650,430 | 1.60% | $12.10M | +80,430 | 0.10% |
| Lane Generational LLC | 622,826 | 1.53% | $11.58M | −133,076 | 10.17% |
| Stifel Financial Corp | 542,148 | 1.33% | $10.08M | +23,931 | 0.01% |
| Bnp Paribas Arbitrage, Snc | 488,635 | 1.20% | $9.09M | +418,618 | 0.00% |
| D. E. Shaw & Co., Inc. | 467,508 | 1.15% | $8.70M | +399,718 | 0.00% |
| UBS Group AG | 413,835 | 1.02% | $7.70M | +332,524 | 0.00% |
| AWM Investment Company, Inc. | 413,522 | 1.02% | $7.69M | −15,291 | 0.67% |
| Driehaus Capital Management LLC | 370,379 | 0.91% | $6.89M | New | 0.04% |
| Vanguard Portfolio Management LLC | 358,545 | 0.88% | $6.67M | +185,112 | 0.00% |
| Two Sigma Investments, LP | 357,839 | 0.88% | $6.66M | +255,940 | 0.00% |
| Penserra Capital Management LLC | 349,744 | 0.86% | $6.51M | +105,433 | 0.05% |
| Northern Trust Corp | 256,196 | 0.63% | $4.77M | +36,684 | 0.00% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | % of shares | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|---|
| Q2 2026 | 130 | 22M | 53.7% | 44 / 51 | 20 / 21 | 11M | 2M |
| Q1 2026 | 108 | 13M | 32.0% | 24 / 42 | 24 / 17 | 4M | 1M |
| Q4 2025 | 104 | 12M | 28.4% | 20 / 35 | 32 / 13 | 1M | 1M |
| Q3 2025 | 98 | 11M | 28.0% | 15 / 32 | 23 / 17 | 1M | 2M |
| Q2 2025 | 100 | 13M | 30.9% | 22 / 52 | 10 / 14 | 3M | 3M |
| Q1 2025 | 93 | 13M | 30.9% | 22 / 36 | 20 / 13 | 7M | 1M |
| Q4 2024 | 85 | 7M | 16.6% | 24 / 24 | 18 / 8 | 1M | 1M |
| Q3 2024 | 69 | 7M | 16.2% | 15 / 25 | 13 / 14 | 2M | 1M |
| Q2 2024 | 70 | 6M | 15.3% | 26 / 23 | 12 / 20 | 3M | 2M |
| Q1 2024 | 67 | 5M | 12.0% | 27 / 21 | 7 / 10 | 3M | 0M |
| Q4 2023 | 50 | 3M | 6.2% | 10 / 17 | 11 / 8 | 1M | 1M |
| Q3 2023 | 48 | 3M | 6.4% | 48 / 0 | 0 / 0 | 3M | 0M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
122 funds held SPIR in Q2 2026, 62% of their shares through ETFs. Each fund counts once per quarter, from its quarter-end report.
| Fund | Shares | % of SPIR | Value | % of fund | As of |
|---|---|---|---|---|---|
| Vanguard Total Stock Market Index Fund | 1,045,938 | 2.57% | $19.45M | 0.00% | Jun 30, 2026 |
| iShares Russell 2000 ETF | 796,514 | 1.96% | $14.82M | 0.02% | Jun 30, 2026 |
| State Street(R) SPDR(R) S&P Kensho Final Frontiers ETF | 463,500 | 1.14% | $8.62M | 3.47% | Jun 30, 2026 |
| State Street(R) SPDR(R) S&P Kensho New Economies Composite ETF | 451,970 | 1.11% | $8.41M | 0.30% | Jun 30, 2026 |
| Vanguard Extended Market Index Fund | 409,235 | 1.01% | $7.61M | 0.01% | Jun 30, 2026 |
| Fidelity Small Cap Index Fund | 333,851 | 0.82% | $3.83M | 0.01% | Jul 31, 2026 |
| Royce Small-Cap Opportunity Fund | 307,035 | 0.76% | $5.71M | 0.40% | Jun 30, 2026 |
| iShares Russell 2000 Growth ETF | 285,537 | 0.70% | $5.31M | 0.03% | Jun 30, 2026 |
| College Retirement Equities Fund - Total Global Stock Account | 181,575 | 0.45% | $3.38M | 0.00% | Jun 30, 2026 |
| Fidelity Extended Market Index Fund | 158,588 | 0.39% | $3.62M | 0.01% | May 31, 2026 |
| Procure Space ETF | 157,829 | 0.39% | $1.81M | 0.31% | Jul 31, 2026 |
| Defiance Drone and Modern Warfare ETF | 153,497 | 0.38% | $2.86M | 1.87% | Jun 30, 2026 |
| Vanguard Russell 2000 Index Fund | 150,640 | 0.37% | $3.44M | 0.02% | May 31, 2026 |
| iShares Micro-Cap ETF | 102,364 | 0.25% | $1.90M | 0.13% | Jun 30, 2026 |
| Schwab Small-Cap Index Fund | 75,151 | 0.18% | $861.23K | 0.01% | Jul 31, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | % of shares | Latest filing |
|---|---|---|---|---|
| Peter Platzer | Executive Chairman, Director | 2,403,900 | 5.92% | Nov 13, 2026 |
| Theresa Condor | Chief Executive Officer, Director | 2,422,154 | 5.96% | Aug 24, 2026 |
| Perez Celia Pelez | Chief Operating Officer | 258,632 | 0.64% | Aug 24, 2026 |
| Alison K. Engel | Chief Financial Officer | 261,552 | 0.64% | Aug 24, 2026 |
| Johann Gabriel Oehme | Chief Technology Officer | 215,107 | 0.53% | Aug 24, 2026 |
| Eric M. Mellinger | Chief Commercial Officer | 150,000 | 0.37% | Aug 5, 2026 |
| David E. Myers | Chief Legal Officer | 150,000 | 0.37% | Jan 9, 2026 |
| Boyd C. Johnson | CLO, CAO and Corp Sec | 1,340,132 | 3.30% | Apr 17, 2025 |
| Thomas Krywe | Chief Financial Officer | 1,628,999 | 4.01% | Mar 13, 2025 |
| Leonardo Basola | Chief Financial Officer | 222,251 | 0.55% | Feb 25, 2025 |
| William Porteous | Director | 976,089 | 2.40% | Oct 5, 2026 |
| Stephen Messer | Director | 83,667 | 0.21% | Aug 25, 2026 |
| Dirk Hoke | Director | – | – | Jun 1, 2026 |
| Toni Rinow | Director | 28,778 | 0.07% | Jun 1, 2026 |
| Joan Lordi Amble | Director | 95,592 | 0.24% | Jun 1, 2026 |
| John Thomas Martinez | Director | 26,570 | 0.07% | Mar 11, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Peter Platzer Executive Chairman, Director | Nov 11, 2026 | Sale(10b5-1 plan) | −300 | $10.00 | $3.00K | 1,455,214 |
| William Porteous Director | Oct 1, 2026 | Award | +2,818 | $10.97 | $30.91K | 131,837 |
| Peter Platzer Executive Chairman, Director | Oct 1, 2026 | Sale(10b5-1 plan) | −17,954 | $11.02 | $197.85K | 1,455,514 |
| Stephen Messer Director | Aug 24, 2026 | Sale | −17,986 | $14.06 | $252.88K | 83,667 |
| Theresa Condor Chief Executive Officer, Director | Aug 20, 2026 | Sale(10b5-1 plan) | −22,502 | $14.09 | $317.05K | 948,686 |
| Perez Celia Pelez Chief Operating Officer | Aug 20, 2026 | Sale(10b5-1 plan) | −4,484 | $14.09 | $63.18K | 258,632 |
| Alison K. Engel Chief Financial Officer | Aug 20, 2026 | Sale(10b5-1 plan) | −4,286 | $14.09 | $60.39K | 261,552 |
| Peter Platzer Executive Chairman, Director | Aug 20, 2026 | Sale(10b5-1 plan) | −5,100 | $14.09 | $71.86K | 1,473,468 |
| Johann Gabriel Oehme Chief Technology Officer | Aug 20, 2026 | Sale(10b5-1 plan) | −2,989 | $14.09 | $42.12K | 215,107 |
| Eric M. Mellinger Chief Commercial Officer | Aug 3, 2026 | Award | +150,000 | – | – | 150,000 |
| William Porteous Director | Jul 1, 2026 | Award | +1,516 | $18.38 | $27.86K | 129,019 |
| Theresa Condor Chief Executive Officer, Director | Jun 12, 2026 | Tax withholding | −14,423 | $18.23 | $262.93K | 971,188 |
| Theresa Condor Chief Executive Officer, Director | Jun 12, 2026 | Option exercise | +820 | $7.84 | $6.43K | 985,611 |
| Theresa Condor Chief Executive Officer, Director | Jun 12, 2026 | Option exercise | +554 | $7.84 | $4.34K | 984,791 |
| Theresa Condor Chief Executive Officer, Director | Jun 12, 2026 | Option exercise | +18,282 | $7.04 | $128.71K | 984,237 |
| Theresa Condor Chief Executive Officer, Director | Jun 12, 2026 | Option exercise | +2,285 | $7.04 | $16.09K | 965,955 |
| Stephen Messer Director | May 28, 2026 | Award | +7,261 | – | – | 101,653 |
| Toni Rinow Director | May 28, 2026 | Award | +7,261 | – | – | 28,778 |
| Joan Lordi Amble Director | May 28, 2026 | Award | +7,261 | – | – | 95,592 |
| William Porteous Director | May 28, 2026 | Award | +7,261 | – | – | 127,503 |
| Peter Platzer Executive Chairman, Director | May 20, 2026 | Sale(10b5-1 plan) | −5,299 | $19.08 | $101.10K | 1,478,568 |
| Peter Platzer Executive Chairman, Director | May 20, 2026 | Sale(10b5-1 plan) | −1,885 | $19.07 | $35.95K | 1,483,867 |
| Alison K. Engel Chief Financial Officer | May 20, 2026 | Sale(10b5-1 plan) | −12,702 | $19.08 | $242.35K | 265,838 |
| Theresa Condor Chief Executive Officer, Director | May 20, 2026 | Sale(10b5-1 plan) | −5,048 | $19.08 | $96.32K | 963,670 |
| Theresa Condor Chief Executive Officer, Director | May 20, 2026 | Sale(10b5-1 plan) | −19,596 | $19.07 | $373.70K | 968,718 |
| Perez Celia Pelez Chief Operating Officer | May 20, 2026 | Sale(10b5-1 plan) | −4,660 | $19.07 | $88.87K | 263,116 |
| Johann Gabriel Oehme Chief Technology Officer | May 20, 2026 | Sale(10b5-1 plan) | −3,107 | $19.07 | $59.25K | 218,096 |
| Theresa Condor Chief Executive Officer, Director | Apr 20, 2026 | Sale(10b5-1 plan) | −1,200 | $18.31 | $21.97K | 988,314 |
| Peter Platzer Executive Chairman, Director | Apr 20, 2026 | Sale(10b5-1 plan) | −1,800 | $18.31 | $32.96K | 1,485,752 |
| William Porteous Director | Apr 1, 2026 | Award | +1,896 | $13.38 | $25.37K | 120,242 |
| Theresa Condor Chief Executive Officer, Director | Mar 20, 2026 | Sale(10b5-1 plan) | −1,201 | $12.86 | $15.44K | 1,115,380 |
| Peter Platzer Executive Chairman, Director | Mar 20, 2026 | Sale(10b5-1 plan) | −1,801 | $12.86 | $23.16K | 1,691,802 |
| John Thomas Martinez Director | Mar 9, 2026 | Award | +26,570 | – | – | 26,570 |
| Johann Gabriel Oehme Chief Technology Officer | Feb 20, 2026 | Sale(10b5-1 plan) | −12,757 | $8.53 | $108.82K | 221,203 |
| Perez Celia Pelez Chief Operating Officer | Feb 20, 2026 | Sale(10b5-1 plan) | −19,134 | $8.53 | $163.21K | 267,776 |
| Theresa Condor Chief Executive Officer, Director | Feb 20, 2026 | Sale(10b5-1 plan) | −41,712 | $8.53 | $355.80K | 1,116,581 |
| Peter Platzer Executive Chairman, Director | Feb 20, 2026 | Sale(10b5-1 plan) | −58,428 | $8.53 | $498.39K | 1,693,603 |
| Johann Gabriel Oehme Chief Technology Officer | Feb 3, 2026 | Award | +83,960 | – | – | 233,960 |
| Alison K. Engel Chief Financial Officer | Feb 3, 2026 | Award | +128,540 | – | – | 278,540 |
| Theresa Condor Chief Executive Officer, Director | Feb 3, 2026 | Award | +301,120 | – | – | 1,158,293 |
| Peter Platzer Executive Chairman, Director | Feb 3, 2026 | Award | +275,867 | – | – | 1,752,031 |
| Perez Celia Pelez Chief Operating Officer | Feb 3, 2026 | Award | +136,910 | – | – | 286,910 |
| Theresa Condor Chief Executive Officer, Director | Jan 21, 2026 | Sale(10b5-1 plan) | −1,201 | $12.10 | $14.53K | 989,514 |
| Peter Platzer Executive Chairman, Director | Jan 21, 2026 | Sale(10b5-1 plan) | −1,801 | $12.10 | $21.79K | 1,487,552 |
| David E. Myers Chief Legal Officer | Jan 9, 2026 | Award | +150,000 | – | – | 150,000 |
| William Porteous Director | Jan 2, 2026 | Award | +3,249 | $7.81 | $25.37K | 118,346 |
| Theresa Condor Chief Executive Officer, Director | Dec 22, 2025 | Sale(10b5-1 plan) | −1,202 | $8.24 | $9.90K | 990,715 |
| Peter Platzer Executive Chairman, Director | Dec 22, 2025 | Sale(10b5-1 plan) | −1,802 | $8.24 | $14.85K | 1,489,353 |
| Theresa Condor Chief Executive Officer, Director | Nov 21, 2025 | Sale(10b5-1 plan) | −39,119 | $7.59 | $296.91K | 991,917 |
| Peter Platzer Executive Chairman, Director | Nov 21, 2025 | Sale(10b5-1 plan) | −54,793 | $7.59 | $415.88K | 1,491,155 |
| Stephen Messer Director | Nov 20, 2025 | Other | +12,330 | – | – | 94,392 |
| Stephen Messer Director | Nov 20, 2025 | Other | −24,660 | – | – | 0 |
| Peter Platzer Executive Chairman, Director | Nov 11, 2025 | Sale(10b5-1 plan) | −117,236 | $8.40 | $984.78K | 1,476,164 |
| Theresa Condor Chief Executive Officer, Director | Oct 21, 2025 | Sale(10b5-1 plan) | −1,212 | $12.02 | $14.57K | 1,031,036 |
| Peter Platzer Executive Chairman, Director | Oct 21, 2025 | Sale(10b5-1 plan) | −1,817 | $12.02 | $21.84K | 1,545,948 |
| Toni Rinow Director | Oct 13, 2025 | Award | +21,517 | – | – | 21,517 |
| William Porteous Director | Oct 1, 2025 | Award | +2,136 | $11.29 | $24.12K | 115,097 |
| Theresa Condor Chief Executive Officer, Director | Sep 22, 2025 | Sale(10b5-1 plan) | −1,208 | $10.42 | $12.59K | 1,032,248 |
| Peter Platzer Executive Chairman, Director | Sep 22, 2025 | Sale(10b5-1 plan) | −1,811 | $10.42 | $18.87K | 1,547,765 |
| Theresa Condor Chief Executive Officer, Director | Aug 21, 2025 | Sale(10b5-1 plan) | −39,112 | $8.66 | $338.71K | 1,033,456 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Short interest
Shares sold short and not yet bought back, as of Oct 30, 2026 (FINRA, reported twice a month)
Short % of float
12.31%
4M shares short
Days to cover
8.3
At 0M shares a day
Change since last report
+1.1%
From 4M shares
Short volume, 20 days
68.3%
Of volume reported to FINRA
Shares sold short, last 12 months
Short sale volume counts trades marked short on any given day, including market-maker hedging, so it runs far higher than the share of Spire Global's stock actually held short. Settlement fails (shares not delivered on time) peaked at 34,160 shares on Aug 19, 2026 over the last 90 days.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Peter Platzer Director, Officer | Oct 1, 2026 | 17,954 | $200.73K | Oct 1, 2026 | Restricted Stock Units |
| Stephen Messer Director | Aug 24, 2026 | 17,986 | $252.76K | Aug 24, 2026 | Private Acquisition from Issuer/Affiliate |
| Peter Platzer Director, Officer | Nov 12, 2025 | 117,236 | $1.00M | Nov 11, 2025 | Restricted Stock Units |
| Peter Platzer Director, Officer | Jul 22, 2025 | 7,716 | $93.05K | Jul 22, 2025 | Restricted Stock Units |
| Peter Platzer Director, Officer | Jul 8, 2025 | 130,191 | $1.60M | Jul 8, 2025 | Exercise of Stock Options |
| Peter Platzer Director, Officer | Jun 24, 2025 | 25,907 | $251.04K | Jun 24, 2025 | Restricted Stock Units |
| Stephen Messer Director | Jun 13, 2025 | 16,661 | $180.84K | Jun 13, 2025 | Restricted Stock |
| Peter Platzer Director, Officer | Jun 10, 2025 | 30,060 | $370.34K | Jun 10, 2025 | Exercise of Stock Options |
| Peter Platzer Director, Officer | May 27, 2025 | 23,563 | $250.71K | May 27, 2025 | Restricted Stock Units |
| Peter Platzer Director, Officer | Apr 15, 2025 | 27,293 | $251.10K | Apr 15, 2025 | Restricted Stock Units |
| Peter Platzer Director, Officer | Mar 18, 2025 | 27,564 | $251.11K | Mar 18, 2025 | Restricted Stock Units |
| Peter Platzer Director, Officer | Mar 4, 2025 | 196,891 | $2.07M | Mar 4, 2025 | Exercise of Stock Options |
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