US ETF · ETF

ISHARES TR IWM

The iShares Russell 2000 ETF (IWM) is an exchange-traded fund that is based on the Russell 2000 index, a market-cap-weighted index of US small-cap stocks IWM was launched on May 22, 2000 and is issued by BlackRock.

Exchange Traded Fund

Company profile

Business mix

  • The fund gives investors equity / small blend exposure through a listed ETF structure.
  • It tracks the Russell 2000 index and is issued by BlackRock.
  • Portfolio breadth and cost are visible in 1913 holdings and a 0.19% expense ratio.

Current key questions

  • Does the fund's index exposure, fees, liquidity, and tracking quality fit the role investors expect it to play?
  • How concentrated is the portfolio by issuer, sector, country, factor, or duration risk?
  • Can flows, spreads, and market structure affect trading costs during volatile periods?
Holders 1 Current sample portfolio
Public mentions 0 Videos / interviews / letters

Current firm holders

Firm Weight Value Filing period
Durable Capital Partners Henry Ellenbogen 2.6% $254.8M 2026-03-31

Recent trading changes over the last 4 quarters

Net buyers 0 Last 4 13F filing periods
Net reducers 1 Last 4 13F filing periods
Unchanged holders 1 Share count unchanged
Increase amount $0 Estimated from net added shares
Reduction amount $58.5M Estimated from net reduced shares
Net share change / base shares -18.7% -235,738 / 1,263,352
Durable Capital Partners Henry Ellenbogen 4 filing periods
13F 2025-06-30 Filed 2025-08-14
Major increase Shares 105.5% 13F value change +$308.3M
13F 2025-09-30 Filed 2025-11-14
Sold out Shares -100.0% 13F value change -$560.3M
13F 2025-12-31 Filed 2026-02-17
New Shares - 13F value change +$23.8M
13F 2026-03-31 Filed 2026-05-15
Major increase Shares 961.8% 13F value change +$231.0M
Settlement As of 13F 2026-03-31 · Filed 2026-05-15
Base shares 1,263,352 Last 4 periods -235,738 (-18.7%) Total shares 1,027,614 Value $254.8M
Starboard Value Jeff Smith 4 filing periods
13F 2025-06-30 Filed 2025-08-14
New Shares - 13F value change +$73.4M
13F 2025-09-30 Filed 2025-11-14
Major reduction Shares -59.7% 13F value change -$40.2M
13F 2025-12-31 Filed 2026-02-17
Unchanged Shares 0.0% 13F value change $0
13F 2026-03-31 Filed 2026-05-15
Sold out Shares -100.0% 13F value change -$33.7M
Settlement As of 13F 2026-03-31 · Filed 2026-05-15
Base shares 0 Last 4 periods +0 (New) Total shares 0 Value $0

Recent mentions

No public mentions.