13F-HR filed by 13D Management LLC
13D Management LLC filed this 13F-HR for the quarter ended 2026-03-31, filed 2026-05-15, with 13 holding rows worth $64,496,951.
- Accession
- 0001172661-26-002041
- Filer
- CIK 1600133
- Filed
- 2026-05-15
- Accepted by EDGAR
- acceptance time not in the bulk data set
- Ingested
- Source
- SEC quarterly data set
13F report for Q1 2026
A holdings report, 13 entries on the cover page, a total value of $64,496,951 stated on the cover page (in dollars after the unit check, H1), rows summing to $64,496,951 with VALUE read as dollars as filed, 13F file number 028-16046. The quarter's positions are built on this report. The resolved quarter.
The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).
| Issuer as filed | CUSIP | Class | Amount | Value | Value read as | Type |
|---|---|---|---|---|---|---|
| TWILIO INC CL A | 90138F102 | Stock | 60,755 | $7,644,194 | dollars as filed | |
| VIASAT INC | 92552V100 | COM | 164,750 | $7,545,550 | dollars as filed | |
| ACADIA HEALTHCARE COMPANY INC COM | 00404A109 | Stock | 294,000 | $6,876,660 | dollars as filed | |
| PEARSON PLC SPONSORED ADR | 705015105 | ADR | 458,338 | $6,017,978 | dollars as filed | |
| AUTOLIV INC | 052800109 | COM | 55,839 | $5,872,029 | dollars as filed | |
| CHARLES RIV LABS INTL INC | 159864107 | COM | 25,800 | $4,450,500 | dollars as filed | |
| MERCURY SYS INC COM | 589378108 | Stock | 60,462 | $4,408,284 | dollars as filed | |
| EXELIXIS INC COM | 30161Q104 | Stock | 101,335 | $4,346,258 | dollars as filed | |
| INTEGER HLDGS CORP | 45826H109 | COM | 47,000 | $4,136,000 | dollars as filed | |
| ETSY INC | 29786A106 | COM | 71,836 | $3,590,363 | dollars as filed | |
| SIX FLAGS ENTERTAINMENT CORP COM | 83001C108 | Stock | 186,500 | $3,310,375 | dollars as filed | |
| TRIPADVISOR INC | 896945201 | COM | 300,000 | $3,198,000 | dollars as filed | |
| WORKIVA INC COM CL A | 98139A105 | Stock | 52,000 | $3,100,760 | dollars as filed |
Amendment chain
| Filing | Role | Filed | Accepted | Ingested |
|---|---|---|---|---|
| 13F-HR 0001172661-26-002041 | this filing | 2026-05-15 | acceptance time not in the bulk data set |