Asset Manager · CIK 0000883965
Wally Weitz
Weitz Investment
Wally Weitz runs Weitz Investment, an asset manager overseeing $1.69B in disclosed equity holdings (SEC CIK 0000883965). The latest 13F filing (2025Q4) discloses 44 positions across 9 sectors, with the largest positions in BRK.B, DHR and GOOG. On a mark-to-market basis the tracked portfolio has declined 4.2% over the past year. OpenStocks tracks 40 consecutive 13F filings for this manager — every position change, new entry, and exit is logged below.
Portfolio
$1.69B
Positions
44
Quarter
2025Q4
Filings tracked
40
Capital flow per quarter
BuysSellsNet
Latest · 2025Q4
-$165M
Lifetime buys
$1.35B
Lifetime sells
$2.20B
Quarter activity
What changed in 2025Q1 — net new, added, trimmed, exited.
New positions1 name
- IDXXIDEXX LABS INC+60,300$25.3M
Added to14 names
- MSFTMICROSOFT CORP+88,625$33.3M
- TECHBIO-TECHNE CORP+410,400$24.1M
- DHRDANAHER CORPORATION+93,440$19.2M
- ADBEADOBE SYSTEMS INCORPORATED+42,500$16.3M
- CMCSACOMCAST CORP NEW+356,500$13.2M
- IEXIDEX CORP+70,725$12.8M
- G1151CACCENTURE PLC IRELAND+32,800$10.2M
- ITGARTNER INC+23,500$9.9M
- EFXEQUIFAX INC+21,850$5.3M
- VMCVULCAN MATLS CO+20,500$4.8M
- ODFLOLD DOMINION FREIGHT LINE IN+18,600$3.1M
- TMOTHERMO FISHER SCIENTIFIC INC+5,950$3.0M
- + 2 more…
Trimmed16 names
- VLTOVERALTO CORP−261,199$25.5M
- METAMETA PLATFORMS INC−37,840$21.8M
- SPGIS&P GLOBAL INC−40,000$20.3M
- LHLABCORP HOLDINGS INC−85,000$19.8M
- BRK.BBERKSHIRE HATHAWAY INC DEL−36,350$19.4M
- G0403HAON PLC−47,500$19.0M
- GOOGALPHABET INC−73,100$11.4M
- VVISA INC−22,500$7.9M
- CHTRCHARTER COMMUNICATIONS INC N−20,000$7.4M
- ORCLORACLE CORP−37,500$5.2M
- AMZNAMAZON COM INC−25,000$4.8M
- MAMASTERCARD INCORPORATED−8,000$4.4M
- + 4 more…
Recent transactions
Last 20 moves
ADD
ACCENTURE PLC IRELAND
+350
~$268.30 · 2025Q4
2026-02-12
TRIM
CHARTER COMMUNICATIONS INC N
−101,955
~$208.75 · 2025Q4
2026-02-12
