Gorilla Technology Group Inc.
Gorilla Technology Group Inc. (GRRR) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · GRRR · as of Mar 31, 2025
Ownership Breakdown
65
Institutional Holders
▲ 19 vs Q4
$55.71M
Total Inst. Value
▲ $28.01M vs Q4
13.47M
Shares Outstanding
freeFloat 94.51%
1.88M
13F Shares Held
▲ 351,104 vs Q4
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
GRRR largest shareholders · institutional ownership
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
SUSQUEHANNA INTERNATIONAL GROUP, LLP services-prepackaged software | 481.8K | 4.48% | 4.48% | $14.26B | May 14, 2025 | ▲ 254.0K |
CITADEL ADVISORS LLC services-prepackaged software | 461.5K | 4.30% | 4.30% | $13.66B | May 15, 2025 | ▲ 329.7K |
JANE STREET GROUP, LLC services-prepackaged software | 361.4K | 3.36% | 3.36% | $10.70B | May 19, 2025 | ▲ 171.1K |
CITADEL ADVISORS LLC services-prepackaged software | 358.1K | 3.33% | 3.33% | $10.60B | May 15, 2025 | ▲ 155.7K |
SUSQUEHANNA INTERNATIONAL GROUP, LLP services-prepackaged software | 256.5K | 2.39% | 2.39% | $7.59B | May 14, 2025 | ▲ 195.2K |
UBS GROUP AG services-prepackaged software | 247.7K | 2.31% | 2.31% | $7.33B | May 13, 2025 | ▲ 193.4K |
BANK OF AMERICA CORP /DE/ services-prepackaged software | 241.2K | 2.25% | 2.25% | $7.14B | May 15, 2025 | NEW |
BANK OF AMERICA CORP /DE/ services-prepackaged software | 240.0K | 2.23% | 2.23% | $7.10B | May 15, 2025 | NEW |
MORGAN STANLEY services-prepackaged software | 174.7K | 1.63% | 1.63% | $5.17B | May 15, 2025 | ▲ 114.8K |
NATIONAL BANK OF CANADA /FI/ services-prepackaged software | 131.0K | 1.22% | 1.22% | $3.88B | May 12, 2025 | NEW |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
20
Increased
+1.79M shares22
New Positions
first time holders7
Decreased
−804.8K shares0
Sold Out
fully exitedNet shares change (top 50)
+980.5K
+1.79M / −804.8K
Net new holders
+35
22 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
GRRR insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
0
Buy transactions
2
Sell transactions
0.00
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 |
|---|---|---|---|---|---|---|---|
Medeiros Evan S director | Apr 14, 2026 | Sale | 5,186 | $12.00 | $62.3K | 33.5K | Form 4 ↗ |
Medeiros Evan S director | Apr 15, 2026 | Sale | 12,604 | $12.16 | $153.3K | 20.9K | 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
Gorilla Technology Group Inc. (GRRR) is primarily owned by institutional investors, who hold approximately 14.0% of total shares outstanding. Company insiders own approximately 5.49%, while retail and public investors account for the remaining 80.52%.
The largest institutional shareholder of Gorilla Technology Group Inc. is SUSQUEHANNA INTERNATIONAL GROUP, LLP, holding approximately 481,800 shares — equal to 4.48% of outstanding shares — as of March 31, 2025.
A total of 65 institutional investors currently hold GRRR stock, with a combined institutional value of approximately $55,708,781 as of the most recent 13F filing period.
Frequently asked questions
GRRR ownershipGorilla Technology Group Inc. (GRRR) is primarily owned by institutional investors, who hold approximately 14.0% of shares. The largest shareholder is SUSQUEHANNA INTERNATIONAL GROUP, LLP with a 4.48% stake. Company insiders hold 5.49%. Data sourced from SEC Form 13F as of March 31, 2025.