Whale Activity Tracker

LRCX

Lam Research Corporation
2026-04-27 06:33
$267.78 +3.57% $334.9B
NEUTRAL — WATCH
No clear whale direction for LRCX. Bullish and bearish signals roughly cancel out. Insiders are net buyers (959,928 shares bought vs 344,604 sold) — bullish conviction from management. Strong institutional ownership at 88.6% with 4 of 10 top holders actively accumulating this quarter.
Action Plan
Options Flow
期权
BEARISH
2.2
Insider
内部交易
BULLISH
Net Buy
Smart Money
机构流向
LEAN BULLISH
40% accum
Short Interest
做空
NEUTRAL
2.3%
NEUTRAL
4.9/10
Whale Activity Rating
Distribution Neutral Accumulation
Options Flow: BEARISH
Insider: BULLISH
Institutional: LEAN BULLISH
Dark Pool: NEUTRAL
4/4 sources | Confidence: 76%
📈 Options Flow 期权异动
Unusual options volume vs open interest. High volume/OI ratio signals whale positioning. Put/Call ratio indicates directional bias.
PUT / CALL RATIO
0 (Bullish)1.02.0+ (Bearish)
2.2
BEARISH
CALL VOLUME
12,428
PUT VOLUME
27,389
TOTAL VOLUME
39,817
UNUSUAL STRIKES
0
High Volume Contracts — Vol > 500 (10 contracts)
TypeStrikeExpiryVolume
PUT$1302026-05-012,531
PUT$1352026-05-012,250
PUT$2502026-05-012,002
PUT$2602026-05-011,811
PUT$2452026-05-011,512
PUT$2252026-05-011,253
PUT$2202026-05-151,148
PUT$1802026-05-221,001
CALL$3202026-05-01958
PUT$2702026-05-15947
P/C OI RATIO
1.0
TOTAL OI
0
CALL OI
0
PUT OI
0
👤 Insider Trading 内部交易
SEC Form 4 filings — officer and director buys/sells in the last 90 days. Net buying is a strong bullish signal.
74% BUY
26% SELL
SHARES BOUGHT (6m)
959,928
SHARES SOLD (6m)
344,604
NET INSIDER FLOW
+615,324
FORM 4 FILINGS (90d)
23
Recent Insider Transactions (0 buys / 4 sells / 6 grants)
TypeInsiderSharesDate
SELLBETTINGER DOUGLAS R50,0572026-03-04
SELLHARTER AVA1,5002026-03-04
SELLBETTINGER DOUGLAS R40,3292026-03-02
SELLHARTER AVA4,0002026-03-02
GRANTBETTINGER DOUGLAS R12,5472026-02-27
GRANTHARTER AVA7,1062026-02-27
GRANTVAHEDI VAHID9,0532026-02-27
GRANTVARADARAJAN SESHASAYEE12,5472026-02-27
GRANTFERNANDES NEIL J8,2742026-02-27
GRANTCORREIA CHRISTINA16,1592026-02-27
🏦 Smart Money Flow 机构资金流向
Quarter-over-quarter position changes from 13F filings. Shows whether institutional investors are accumulating (buying more) or distributing (selling) — the strongest signal of whale conviction.
INSTITUTIONAL OWNERSHIP
88.6%
ACCUMULATION vs DISTRIBUTION
40% ACCUMULATING
60% DISTRIBUTING
NET SHARES FLOW
-21,420,431
FLOW SCORE
+0.11
ADDING
4
SELLING
2
Institutional Position Changes (QoQ)
ActionInstitution% HeldQoQ ΔShares Δ
▲ ADDINGBlackrock Inc.10.75%+8.1%+10,002,690
▲ ADDINGFMR, LLC2.14%+14.3%+3,329,941
▲ ADDINGNORGES BANK1.71%+9.4%+1,831,588
▲ ADDINGInvesco Ltd.1.83%+7.7%+1,637,511
▬ HOLDVanguard Group Inc10.51%+0.2%+209,561
▬ HOLDGeode Capital Management, LLC2.70%+0.4%+127,754
▬ HOLDMorgan Stanley1.59%+0.1%+23,834
▬ HOLDState Street Corporation4.78%-0.2%-131,598
▼ TRIMMINGAmeriprise Financial, Inc.1.86%-8.2%-2,065,796
▼▼ HEAVY SELLJPMORGAN CHASE & CO1.88%-60.8%-36,385,916
ETF & Mutual Fund Flow (0 adding / 0 selling)
ActionFundQoQ ΔShares Δ
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Total Stock Mar-0.9%-370,483
▬ HOLDVANGUARD INDEX FUNDS-Vanguard 500 Index Fund+1.4%+449,619
▬ HOLDInvesco QQQ Trust, Series 1-2.4%-642,974
▬ HOLDFidelity Concord Street Trust-Fidelity 500 In+0.2%+27,127
▬ HOLDiShares Trust-iShares Core S&P 500 ETF-0.9%-151,936
▬ HOLDSPDR S&P 500 ETF TRUST-State Street SPDR S&P -2.0%-302,960
▬ HOLDVANGUARD INDEX FUNDS-Vanguard Growth Index Fu-4.6%-648,917
▬ HOLDVanEck ETF Trust-VanEck Semiconductor ETF+3.4%+375,108
▬ HOLDSELECT SECTOR SPDR TRT-State Street Technolog-3.9%-377,194
▬ HOLDVANGUARD WORLD FUND-Vanguard Information Tech-3.4%-299,595
🕶 Short Interest & Dark Pool 做空 & 暗池
Short interest as % of float and days-to-cover. Rising SI = bearish pressure. High SI + decreasing = shorts covering (bullish). Squeeze risk rated by SI level.
SHORT INTEREST (% OF FLOAT)
0%10%20%30%+
SHORT % FLOAT
2.3%
DAYS TO COVER
2.5
SI CHANGE (MoM)
↓ 3.2%
SQUEEZE RISK
MINIMAL
SHARES SHORT
26,059,416
PRIOR MONTH
26,933,774
FLOAT SHARES
1,245,481,176
AVG VOLUME
10,661,398
📡 Data Sources 数据来源
Options Flow
BEARISH (80%)
Insider Trading
BULLISH (90%)
Smart Money Flow
LEAN BULLISH (75%)
Short Interest
NEUTRAL (60%)
📋 Summary 综合摘要