Spire Inc.
Spire Inc. (SR) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · SR · as of Sep 30, 2025
Ownership Breakdown
341
Institutional Holders
▲ 2 vs Q2
$4.41B
Total Inst. Value
▲ $540.79M vs Q2
59.12M
Shares Outstanding
freeFloat 97.56%
54.10M
13F Shares Held
▲ 1.09M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
SR largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. natural gas distribution | 7.83M | 13.29% | 13.29% | $638.04B | Nov 12, 2025 | ▲ 2.4K |
VANGUARD GROUP INC natural gas distribution | 6.41M | 10.88% | 10.88% | $522.63B | Nov 7, 2025 | ▲ 123.6K |
STATE STREET CORP natural gas distribution | 3.22M | 5.47% | 5.47% | $265.09B | Nov 14, 2025 | ▼ 130.0K |
AMERICAN CENTURY COMPANIES INC natural gas distribution | 2.70M | 4.58% | 4.58% | $219.90B | Nov 12, 2025 | ▼ 592.8K |
DEUTSCHE BANK AG\ natural gas distribution | 2.61M | 4.43% | 4.43% | $212.76B | Nov 13, 2025 | ▲ 1.27M |
FULLER & THALER ASSET MANAGEMENT, INC. natural gas distribution | 1.92M | 3.26% | 3.26% | $156.33B | Nov 13, 2025 | ▼ 3.9K |
MACQUARIE GROUP LTD natural gas distribution | 1.77M | 3.00% | 3.00% | $144.17B | Nov 13, 2025 | ▲ 424.6K |
GEODE CAPITAL MANAGEMENT, LLC natural gas distribution | 1.53M | 2.60% | 2.60% | $124.97B | Nov 12, 2025 | ▲ 20.6K |
CAPTRUST FINANCIAL ADVISORS natural gas distribution | 1.22M | 2.07% | 2.07% | $99.47B | Nov 19, 2025 | ▲ 85.0K |
DUFF & PHELPS INVESTMENT MANAGEMENT CO natural gas distribution | 1.02M | 1.74% | 1.74% | $83.39B | Nov 13, 2025 | ▼ 7.7K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
24
Increased
+3.49M shares3
New Positions
first time holders22
Decreased
−1.97M shares0
Sold Out
fully exitedNet shares change (top 50)
+1.52M
+3.49M / −1.97M
Net new holders
+5
3 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
SR insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
3
Buy transactions
1
Sell transactions
3.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
KOONCE PAUL D director | Jun 1, 2026 | Purchase | 500 | $80.50 | $40.3K | 7.5K | Form 4 ↗ |
KOONCE PAUL D director | May 8, 2026 | Purchase | 2,000 | $85.81 | $171.6K | 7.0K | Form 4 ↗ |
KOONCE PAUL D director | Feb 13, 2026 | J-Other | 8,846 | $25.00 | $221.2K | 0 | Form 4 ↗ |
Newberry Brenda D director | Feb 5, 2026 | Award | 1,640 | $85.27 | $139.8K | 7.1K | Form 4 ↗ |
KOONCE PAUL D director | Feb 5, 2026 | Award | 1,640 | $85.27 | $139.8K | 5.5K | Form 4 ↗ |
Jones Rob L. director | Feb 5, 2026 | Award | 1,640 | $85.27 | $139.8K | 1.6K | Form 4 ↗ |
Hightman Carrie J director | Feb 5, 2026 | Award | 1,640 | $85.27 | $139.8K | 1.6K | Form 4 ↗ |
Ferrari Vincent J director | Feb 5, 2026 | Award | 1,640 | $85.27 | $139.8K | 5.5K | Form 4 ↗ |
Fogarty Maria V. director | Feb 5, 2026 | Award | 1,640 | $85.27 | $139.8K | 3.4K | Form 4 ↗ |
Cook Sheri S director | Feb 5, 2026 | Award | 1,640 | $85.27 | $139.8K | 1.6K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Spire Inc. (SR) is primarily owned by institutional investors, who hold approximately 91.5% of total shares outstanding. Company insiders own approximately 2.44%, while retail and public investors account for the remaining 6.04%.
The largest institutional shareholder of Spire Inc. is BLACKROCK, INC., holding approximately 7.83 million shares — equal to 13.29% of outstanding shares — as of September 30, 2025.
A total of 341 institutional investors currently hold SR stock, with a combined institutional value of approximately $4.41 billion as of the most recent 13F filing period.
Frequently asked questions
SR ownershipSpire Inc. (SR) is primarily owned by institutional investors, who hold approximately 91.5% of shares. The largest shareholder is BLACKROCK, INC. with a 13.29% stake. Company insiders hold 2.44%. Data sourced from SEC Form 13F as of September 30, 2025.