Comparable stake leader
NORTH RUN CAPITAL, LP
SEC ownership of LENSAR, Inc.
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001320350.
Disclosed value leader
NORTH RUN CAPITAL, LP
Comparable rows
50/50
Latest evidence
03 Jun 2026
- Public ticker
- LNSR on Nasdaq
- Parsed ownership sources
-
13D/G, 3/4/5, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
NORTH RUN CAPITAL, LP
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
NORTH RUN CAPITAL, LP
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
03 Jun 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0001320350
- Issuer location
- Orlando, FL
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of LENSAR, Inc. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
NORTH RUN CAPITAL, LP
Disclosed value leader
NORTH RUN CAPITAL, LP
Comparable rows
50/50
Latest evidence
03 Jun 2026
13D/G
3/4/5
13F
Lead comparable stake: 56%
13D/G row: NORTH RUN CAPITAL, LP
Showing 1-8 of 50 holder rows.
Quick read
NORTH RUN CAPITAL, LP leads the comparable SEC ownership view at 56%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens NORTH RUN CAPITAL, LP's linked filing trail.
Comparable ownership
Top 5
NORTH RUN CAPITAL, LP
56%
Nicholas T. Curtis
8.5%
BRANDES INVESTMENT PARTNERS, LP
8.5%
BlackRock, Inc.
5.2%
DIMENSIONAL FUND ADVISORS LP
4.1%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| NORTH RUN CAPITAL, LP |
13D/G
3/4/5
ELLIS THOMAS B · 10%+ Owner
|
56%
|
$188,014,179
13,535,938 shares
|
$0 | 23 Mar 2025 |
| Nicholas T. Curtis |
13D/G
3/4/5
Chief Executive Officer, Director
|
8.5%
|
$14,216,165
1,023,482 shares
|
$0 | 31 Mar 2025 |
| BRANDES INVESTMENT PARTNERS, LP |
13D/G
13F
Company
|
8.5%
|
$6,115,067
1,026,018 shares
|
$0 | 30 Sep 2025 |
| BlackRock, Inc. |
13D/G
13F
Company
|
5.2%
|
$7,696,449
623,381 shares
|
$0 | 30 Sep 2025 |
| DIMENSIONAL FUND ADVISORS LP |
13D/G
13F
Company
|
4.1%
|
$6,635,267
477,701 shares
|
$0 | 31 Mar 2025 |
| Park West Asset Management LLC |
13D/G
|
0.7%
|
$1,209,305
87,063 shares
|
-$10,050,985 | 31 Mar 2025 |
| Thomas B. Ellis |
3/4/5
Director, 10%+ Owner
|
9.6%
|
$6,893,782
1,156,675 shares
|
— | 03 Jun 2026 |
| Todd B. Hammer |
3/4/5
Director, 10%+ Owner
|
9.6%
|
$6,893,782
1,156,675 shares
|
— | 03 Jun 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 11 Jul 2025.
Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 0 | $0 | $0 | $0 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-14 of 14 reporting-owner rows connected to LENSAR, Inc.. Open a relationship link for the CIK-to-CIK filing trail.
Rows
14
Largest Forms 3/4/5 holder
Thomas B. Ellis
Net 12M change
$0
Latest report
03 Jun 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Thomas B. Ellis | Director, 10%+ Owner | $6,893,782 | Mixed | 03 Jun 2026 | ||
| Todd B. Hammer | Director, 10%+ Owner | $6,893,782 | Mixed | 03 Jun 2026 | ||
| Nicholas T. Curtis | Chief Executive Officer, Director | $6,691,637 | Mixed | 03 Jun 2026 | ||
| William J. Link PhD | Director | $3,385,649 | Mixed | 03 Jun 2026 | ||
| Alan B. Connaughton | Chief Operating Officer | $2,319,471 | Mixed | 03 Jun 2026 | ||
| NORTH RUN CAPITAL, LP | 10%+ Owner | $2,311,243 | Mixed | 18 May 2023 | ||
| Richard L. Lindstrom MD | Director | $1,572,432 | Mixed | 03 Jun 2026 | ||
| Thomas R. Staab II | Chief Financial Officer | $1,040,669 | Mixed | 06 May 2026 | ||
| Aimee S. Weisner | Director | $657,793 | Mixed | 03 Jun 2026 | ||
| Gary M. Winer | Director | $629,584 | Mixed | 03 Jun 2026 | ||
| Elizabeth G. O'Farrell | Director | $401,513 | Mixed | 03 Jun 2026 | ||
| Kendra Wong | Principal Accounting Officer | $336,626 | Mixed | 03 Jun 2026 | ||
| John Peter Mclaughlin | Director | $112,625 | Mixed | 25 May 2023 | ||
| Michael A. Rossi | Interim CFO | Mixed | 29 May 2026 |
Recent insider transactions for LENSAR, Inc.
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Todd B. Hammer | LNSR | Common Stock | Award | 45.1% | 17,421 | 56,083 | 03 Jun 2026 | Direct | ||
| Thomas B. Ellis | LNSR | Common Stock | Award | 45.1% | 17,421 | 56,083 | 03 Jun 2026 | Direct | ||
| Kendra Wong | LNSR | Common Stock | Award | 30.1% | 13,066 | 56,481 | 03 Jun 2026 | Direct | ||
| Alan B. Connaughton | LNSR | Common Stock | Award | 9.83% | 34,843 | 389,173 | 03 Jun 2026 | Direct | ||
| Nicholas T. Curtis | LNSR | Common Stock | Award | 13.2% | 130,662 | 1,122,758 | 03 Jun 2026 | Direct | ||
| Aimee S. Weisner | LNSR | Common Stock | Award | 18.7% | 17,421 | 110,368 | 03 Jun 2026 | Direct | ||
| Elizabeth G. O'Farrell | LNSR | Common Stock | Award | 34.9% | 17,421 | 67,368 | 03 Jun 2026 | Direct | ||
| Gary M. Winer | LNSR | Common Stock | Award | 19.8% | 17,421 | 105,635 | 03 Jun 2026 | Direct | ||
| Richard L. Lindstrom MD | LNSR | Common Stock | Award | 7.07% | 17,421 | 263,831 | 03 Jun 2026 | Direct | ||
| William J. Link PhD | LNSR | Common Stock | Award | 3.16% | 17,421 | 568,062 | 03 Jun 2026 | Direct | ||
| Nicholas T. Curtis | LNSR | Common Stock | Other | 0 | 992,096 | 06 May 2026 | Direct | |||
| Alan B. Connaughton | LNSR | Common Stock | Tax liability | -0.77% | -2,739 | 354,330 | 06 May 2026 | Direct | ||
| Thomas R. Staab II | LNSR | Common Stock | Tax liability | -0.77% | -1,350 | 174,609 | 06 May 2026 | Direct | ||
| Kendra Wong | LNSR | Common Stock | Tax liability | -1.95% | -864 | 43,415 | 06 May 2026 | Direct | ||
| Thomas R. Staab II | LNSR | Common Stock | Options Exercise | 3.23% | 5,500 | 175,959 | 19 Mar 2026 | Direct | ||
| Thomas R. Staab II | LNSR | Stock Option (Right to Buy) | Options Exercise | -27.8% | -5,500 | 14,295 | 19 Mar 2026 | Direct | ||
| Alan B. Connaughton | LNSR | Common Stock | Tax liability | -0.67% | -2,392 | 357,069 | 18 Feb 2026 | Direct | ||
| Thomas R. Staab II | LNSR | Common Stock | Tax liability | -0.63% | -1,076 | 170,459 | 18 Feb 2026 | Direct | ||
| Curtis Nicholas T. | LNSR | Common Stock | Other | 0 | 992,096 | 18 Feb 2026 | Direct | |||
| Curtis Nicholas T. | LNSR | Common Stock | Other | 0 | 992,096 | 11 Jan 2026 | Direct | |||
| Thomas R. Staab II | LNSR | Common Stock | Tax liability | -1.05% | -1,826 | 171,535 | 11 Jan 2026 | Direct | ||
| Alan B. Connaughton | LNSR | Common Stock | Tax liability | -0.63% | -2,262 | 359,461 | 11 Jan 2026 | Direct |
* marks a reported price that did not pass the local price check.