SURO CAPITAL CORP (NSLR): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in NSLR. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
5
13F filers
Aggregate Value
$7.4M
Across holders
Last Price
$5.90
2026-10-22
Sector
—
GICS
Quarterly fund activity4 increased1 reduced2 exited
Full exits: CITADEL ADVISORS LLC, Squarepoint Ops LLC
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| GAMCO INVESTORS, INC. ET AL CIK 0000807249 | Institutional Manager | 244K | $3.1M | 41.3% | 0.0% | Reduced | $-13K | Q2 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 200K | $2.5M | 34.0% | 0.0% | Added | +$1.8M | Q2 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 87K | $1.1M | 14.7% | 0.0% | Added | — | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 43K | $543K | 7.3% | 0.0% | Added | — | Q2 2026 |
| Point72 Asset Management, L.P. CIK 0001603466 | Hedge Fund | 16K | $205K | 2.8% | 0.0% | Added | — | Q2 2026 |
Reduced
Institutional Manager
$3.1M· 41.3% of total· 0.0% port· 244K sh· $-13K QoQ· Q2 2026
Added
Hedge Fund
$2.5M· 34.0% of total· 0.0% port· 200K sh· +$1.8M QoQ· Q2 2026
Added
Hedge Fund
$1.1M· 14.7% of total· 0.0% port· 87K sh· — QoQ· Q2 2026
Added
Hedge Fund
$543K· 7.3% of total· 0.0% port· 43K sh· — QoQ· Q2 2026
Added
Hedge Fund
$205K· 2.8% of total· 0.0% port· 16K sh· — QoQ· Q2 2026
Recent insider activity
Form 4 purchases and sales · 26 Jul 2026 – 23 Oct 20262 buyers · $801K0 sellers · $03 transactions
| Insider ⇅ | Trades ⇅ | Bought ⇅ | Sold ⇅ | Largest ⇅ | Latest ▼ | |
|---|---|---|---|---|---|---|
| Klein Mark D Chairman, CEO and President | 2 2 buy · 0 sell | $290K | — | $250K | 21 Sept 2026SEC ↗ | |
| Falk Erik A Director | 1 1 buy · 0 sell | $511K | — | $511K | 26 Aug 2026SEC ↗ |
Distinct buyers and sellers may overlap. “Largest” is the largest reported transaction value in this window. Expand a row to see up to five recent filings.