130 institutional investment managers reported SPIR positions in their Form 13F filings for Q2 2026, holding 21,821,471 shares worth $405M in total. 325 Capital LLC reported the largest position.

Are funds buying or selling SPIR?

In Q2 2026, 44 managers opened new SPIR positions, 51 added, 20 trimmed and 22 sold out. Managers that filed in both quarters added a net 8,819,122 shares.

How current is this SPIR institutional ownership data?

It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

Funds · SPIR

Who owns SPIR?

Institutional ownership of Spire Global Inc. from Form 13F, Q2 2026

130 institutional managers reported holding Spire Global Inc. (SPIR) in Form 13F filings for Q2 2026, with 21,821,471 shares worth $405M. The largest reported holder was 325 Capital LLC. Managers that filed both quarters added a net 8,819,122 shares (+67.9%). 44 opened new positions and 22 sold out.

Funds holding: 130
Value held: $405M
New / sold out: 44 / 22
Net shares, same filers: +67.9%

Holdings as of June 30, 2026, the end of Q2 2026. Managers have 45 days after a quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

Largest holders of SPIR

Fund	Value	Share of 13F holdings	Shares	Move
325 Capital LLC	$55.2M	13.6%	2,966,932	Added
BlackRock, Inc.	$48.1M	11.8%	2,583,509	Added
State Street Corp	$29.4M	7.2%	1,581,409	Added
Vanguard Capital Management LLC	$27.6M	6.8%	1,485,753	Added
Van Eck Associates Corp	$26.2M	6.4%	1,406,777	New
Science & Technology Partners, L.P.	$21.5M	5.3%	1,157,389	New
Geode Capital Management, LLC	$15.4M	3.8%	828,661	Added
Mitsubishi UFJ Asset Management Co., Ltd.	$12.7M	3.1%	681,204	New
Royce & Associates LP	$12.1M	3.0%	650,430	Added
Lane Generational LLC	$11.6M	2.9%	622,826	Trimmed
Stifel Financial Corp	$10.1M	2.5%	542,148	Added
BNP Paribas Financial Markets	$9.1M	2.2%	488,635	Added
D. E. Shaw & Co., Inc.	$8.7M	2.1%	467,508	Added
UBS Group AG	$7.7M	1.9%	413,835	Added
AWM Investment Company, Inc.	$7.7M	1.9%	413,522	Trimmed
Driehaus Capital Management LLC	$6.9M	1.7%	370,379	New
Vanguard Portfolio Management LLC	$6.7M	1.6%	358,545	Added
Two Sigma Investments, LP	$6.7M	1.6%	357,839	Added
Penserra Capital Management LLC	$6.5M	1.6%	349,744	Added
Northern Trust Corp	$4.8M	1.2%	256,196	Added
HERALD INVESTMENT MANAGEMENT Ltd	$4.7M	1.2%	253,000	Trimmed
Vanguard Fiduciary Trust Co	$4.6M	1.1%	248,053	Added
JPMorgan Chase & Co	$4.1M	1.1%	234,952	Added
Vontobel Holding Ltd.	$3.9M	1.0%	208,458	New
Nuveen, LLC	$3.6M	0.9%	191,056	Trimmed

Share of 13F holdings is each fund's shares as a share of the 21,821,471 SPIR shares all 13F filers reported, not of shares outstanding.

Biggest buyers in Q2 2026

Van Eck Associates Corp New+$26.2M
Science & Technology Partners, L.P. New+$21.5M
325 Capital LLC Added+$20.3M
State Street Corp Added+$18.7M
BlackRock, Inc. Added+$15.7M
Mitsubishi UFJ Asset Management Co., Ltd. New+$12.7M
BNP Paribas Financial Markets Added+$7.8M
D. E. Shaw & Co., Inc. Added+$7.4M
Driehaus Capital Management LLC New+$6.9M
Vanguard Capital Management LLC Added+$6.3M

Biggest sellers in Q2 2026

Tudor Investment Corp Et Al Trimmed-$4.3M
Jane Street Group, LLC Sold out-$3.6M
Millennium Management LLC Trimmed-$3.5M
Lane Generational LLC Trimmed-$2.5M
Jump Financial, LLC Sold out-$2.2M
Nuveen, LLC Trimmed-$2.1M
Raymond James Financial Inc Trimmed-$1.8M
HERALD INVESTMENT MANAGEMENT Ltd Trimmed-$1.6M
Goldman Sachs Group Inc Trimmed-$1.0M
Barclays PLC Trimmed-$547K

The change in shares since the quarter before, adjusted for stock splits and priced at the Q2 2026 value per share. Funds bought $195M and sold $27.6M; 51 added and 20 trimmed.

Schedule 13D and 13G filings on SPIR

Owners of more than 5% must file within days, so these can be newer than the 13F data.

2026-04-27BlackRock, Inc. SCHEDULE 13G filed by BlackRock Inc.Schedule 13G
2025-07-18BlackRock, Inc. SCHEDULE 13G filed by BlackRock Inc.Schedule 13G

Questions about SPIR ownership

Who owns SPIR stock?: 130 institutional investment managers reported SPIR positions in their Form 13F filings for Q2 2026, holding 21,821,471 shares worth $405M in total. 325 Capital LLC reported the largest position.
Are funds buying or selling SPIR?: In Q2 2026, 44 managers opened new SPIR positions, 51 added, 20 trimmed and 22 sold out. Managers that filed in both quarters added a net 8,819,122 shares.
How current is this SPIR institutional ownership data?: It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

From the SEC's Form 13F data sets for Q2 2026: every 13F holdings report, matched to SPIR by CUSIP. Options are left out. SPIR news and filings · SPIR insider trades · Top funds