Form 13-F position report

ISHARES RUSSELL 2000 ETF Call options

Reported by Atika Capital Management LLC

IWM CUSIP 464287655 Manager CIK 0001599731

First reported at 150,000 underlying shares controlled this quarter.

New
% of reported 13F value 2.1% This manager · Q3 2022
Underlying shares 150,000 Quarter-end amount reported
Reported notional value $24,738,000 Underlying-share value; not option premium
Consecutive quarters held 1 Through Q3 2022

Reported position value by quarter

Reported position value by quarter

Each bar is a Form 13-F quarter-end snapshot. It does not show trades made within the quarter.

Reported position value by quarter
Date Holding Value
2022-09-30 24738000
2022-12-31 0
2025-03-31 29923500
2025-06-30 0

Quarterly position history

How this manager's reported quarter-end position changed over time.

4 quarters
Quarterly reported position history for ISHARES RUSSELL 2000 ETF held by Atika Capital Management LLC.
Quarter Activity Underlying shares Change % of reported 13F Reported notional value Filed Source filing
Q2 2025 Reduced 0 -150,000 (-100.0%) 0 $0 2025-08-13
Q1 2025 New 150,000 +150,000 (0.0%) 4.21% $29,923,500 2025-05-14
Q4 2022 Reduced 0 -150,000 (-100.0%) 0 $0 2023-02-13
Q3 2022 New 150,000 +150,000 (0.0%) 2.1% $24,738,000 2022-11-14

Who else reported the position

87 managers reported ISHARES RUSSELL 2000 ETF for Q3 2022.

Managers reporting ISHARES RUSSELL 2000 ETF in Q3 2022.
Manager Activity Underlying shares Change % of reported 13F Reported notional value Tenure
Citigroup Inc Added 21,090,400 +3,393,200 2.49% $3,478,229,000 38 qtrs
CITADEL ADVISORS LLC Added 20,410,400 +5,691,200 0.77% $3,366,083,000 25 qtrs
MILLENNIUM MANAGEMENT LLC Reduced 15,017,500 -2,761,300 1.46% $2,476,686,000 23 qtrs
SUSQUEHANNA INTERNATIONAL GROUP LLP Reduced 12,110,800 -553,400 0.52% $1,997,313,000 38 qtrs
Bank of America Corporation Added 10,484,700 +7,296,200 0.21% $1,729,137,000 38 qtrs
WOLVERINE TRADING LLC Added 10,064,300 +4,477,900 2.69% $1,671,982,000 26 qtrs
WELLS FARGO & COMPANY MN Added 8,894,100 +4,587,600 0.48% $1,466,815,000 2 qtrs
BANK OF MONTREAL Added 6,250,000 +2,530,000 0.5% $1,166,000,000 5 qtrs
UBS Group AG Added 6,947,300 +2,424,900 0.5% $1,145,749,000 32 qtrs
Parallax Volatility Advisers L P Added 6,694,800 +2,363,100 1.71% $1,104,088,000 38 qtrs
Premium adds each manager's conviction percentile across reporting peers.
Filing details and methodology As reported
Report period
September 30, 2022
Filed
November 14, 2022
Filing type
13F-HR
Position type
Call options

Voting authority reported

Sole
1,500
Shared
0
None
0

“None” means the manager reported no voting authority for those shares on non-routine matters. It does not disclose why and is not evidence of securities lending.

Form 13-F is a delayed quarter-end snapshot of disclosed long Section 13(f) securities. It can be filed up to 45 days after quarter end, excludes short positions and most non-U.S. securities, and does not reveal intra-quarter trading. For options, reported shares and value describe the underlying-share exposure; strike, expiry, premium, and written positions are not disclosed.